White to play and win.

ICC 30 0 u, Internet Chess Club
john2001plus (1836) vs. fiddler (1798), 1800

8 7 6 5 4 3 2 1 a b c d e f g h +1

(white to move) 1. Nf3 d5 2. d4 Nf6 3. c4 e6 4. Nc3 Be7 5. Bf4 O-O 6. e3 Nbd7 7. cxd5 Nxd5 8. Nxd5 exd5 9. a3 c6 10. Bd3 Nf6 11. Qc2 Qa5+ 12. Nd2 Qd8 13. O-O Bd6 14. Bxd6 Qxd6 15. Nf3 h6 16. b4 Be6 17. Rfc1 Rfc8 18. Qc5 Qxc5 19. Rxc5 Nd7 20. Rc2 f6 21. Rac1 a6 22. a4 Nb6 23. b5 Nc4 24. bxc6 Rxc6 25. Bxc4 dxc4 26. e4 Bf7 27. d5 Rc5 28. Rxc4 Rxc4 29. Rxc4 b5 30. Rb4 bxa4 31. Rxa4 a5 32. Nd4 Be8 33. Ra3 a4 34. Ne6 Rb8 35. f3 Rb3 36. Ra1 a3 37. Nc5 Rc3 38. Na6 Bb5 39. Nb4 Bc4 40. Na2 Bxa2 41. Rxa2 Rb3 42. h3 Kf7 43. Kh2 g5 44. Kg3 h5 45. h4 Ke7 46. Rd2 Rb2 47. Rd3 a2 48. Ra3 Kd6 49. hxg5 fxg5 50. Ra6+ Ke5 51. d6 Rd2 52. d7 Rxd7 53. Rxa2 Rg7 54. Re2 Rf7 55. Rd2 Rg7 56. Rd5+ Kf6 57. Rd6+ Ke5 58. Rh6 h4+ 59. Kg4 Rg8 60. Rh5 Kf6 61. e5+

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White to play and win.

ICC 15 3, Internet Chess Club
Analysis of john2001plus (1868) vs. KnightFireML (1794)

8 7 6 5 4 3 2 1 a b c d e f g h +2

(white to move) 1. Nf3 d5 2. d4 g6 3. c4 Bg7 4. cxd5 Nf6 5. Nc3 Nxd5 6. e4 Nxc3 7. bxc3 O-O 8. Be2 c5 9. O-O Nc6 10. d5 Bxc3 11. Bh6 Bxa1 12. Qxa1 Nd4 13. Nxd4 cxd4 14. Qxd4 e5 15. Qxe5 f6 16. Qd4 Re8 17. Rb1 g5 18. d6 Kh8 19. Bc4 Re5 20. f4 gxf4 21. Bxf4 Kg7 22. Rb3 h5 23. Bxe5 fxe5 24. Qxe5+ Qf6 25. Qd5 Kh6 26. Rf3 Qg6 27. Rf7 h4 28. Qd2+ Qg5 29. Rf6+ Kh5 30. Be2+ Bg4 31. Bxg4+ Kxg4 32. Qe2#

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What is the strongest line for White?

ICC 15 3, Internet Chess Club
Analysis of john2001plus (1868) vs. KnightFireML (1794)

8 7 6 5 4 3 2 1 a b c d e f g h +1

(white to move) 1. Nf3 d5 2. d4 g6 3. c4 Bg7 4. cxd5 Nf6 5. Nc3 Nxd5 6. e4 Nxc3 7. bxc3 O-O 8. Be2 c5 9. O-O Nc6 10. d5 Bxc3 11. Bh6 Bxa1 12. Qxa1 Nd4 13. Nxd4 cxd4 14. Qxd4 e5 15. Qxe5 f6 16. Qd4 Re8 17. Rb1 g5 18. Bc4 Qd6 19. Bb5 Qe5 20. Qxe5 Rxe5 21. Bd3 Kf7 22. f4 gxf4 23. Bxf4 Re8 24. d6 b6 25. Rc1 Bd7 26. Rc7 Red8 27. Bc4+ Ke8 28. Bd5 Rac8 29. Rxa7 Rc2 30. e5 Rc5 31. Bf3 Rxe5 32. Bxe5 fxe5 33. Rb7 b5 34. Kf2 Kf8 35. Ke3 Be6 36. Rb6 Kf7 37. Ke4 Kf6 38. d7 Kf7 39. Bh5+ Ke7 40. Kxe5 Bxd7 41. Rh6 Rh8 42. g4 Kf8 43. Kf6 Kg8 44. Bf7+ Kf8 45. g5 Be8 46. g6 Bxf7 47. g7+

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What is the best continuation for Black?

6th ENCI Limburg Open 2012, Limburg NED
Dijkhuis, Tycho (1968) vs. Hovhanisian, Mher (2492)

1 2 3 4 5 6 7 8 h g f e d c b a +3

(black to move) 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. h4 h6 7. Be3 c5 8. Qg4 Kf8 9. f4 cxd4 10. Bxd4 Nc6 11. Nf3 a6 12. O-O-O b5 13. Bd3 b4 14. Na4 Qa5 15. b3 Nxd4 16. Nxd4 h5 17. Qe2 Qc7 18. Rde1 Nc5 19. Nb2 g6 20. Reg1 a5 21. g4 Nxd3+ 22. Qxd3 Bc5 23. gxh5 Rxh5 24. Na4 Bxd4 25. Qxd4 Ba6 26. Qc5+ Qxc5 27. Nxc5 Rf5 28. Rg5 Rxf4 29. Rxg6 Rc8 30. Rxe6 Bb5 31. h5 Rxc5 32. h6 Bd3 33. Rf6 Rxc2+ 34. Kd1 Rd4 35. Rh3 Bf5+ 36. Ke1 Bxh3 37. e6 Bxe6 38. h7 Rh4

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Mate in 4.

Live Chess, Chess.com
Analysis of Mustangcoffee (1713) vs. john2001plus (1843)

1 2 3 4 5 6 7 8 h g f e d c b a -2

(black to move) 1. e4 e6 2. c4 d5 3. cxd5 exd5 4. exd5 Nf6 5. Bb5+ c6 6. dxc6 Nxc6 7. Nf3 Bd6 8. O-O O-O 9. h3 Re8 10. Bxc6 bxc6 11. d4 Ba6 12. Re1 Rxe1+ 13. Qxe1 Rb8 14. Nc3 Qd7 15. a3 Re8 16. Be3 Qf5 17. Qd2 Bc4 18. Re1 Ne4 19. Nxe4 Rxe4 20. Qc3 Bd5 21. Nd2 Rh4 22. Nf1 Rxh3 23. f4 Bxg2 24. Kxg2 Qg4+ 25. Ng3 Qxg3+ 26. Kf1 Qf3+ 27. Bf2 Rh1#

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What is the best move for Black?

Live Chess, Chess.com
Analysis of john2001plus (1834) vs. SBRChessClub (1894)

1 2 3 4 5 6 7 8 h g f e d c b a -2

(black to move) 1. Nf3 d5 2. d4 Nf6 3. c4 c6 4. e3 Bg4 5. Qb3 Bxf3 6. Qxb7 Nbd7 7. gxf3 Rb8 8. Qxc6 dxc4 9. Bxc4 e6 10. Nc3 Bb4 11. e4 O-O 12. Rg1 Qe7 13. e5 Bxc3+ 14. bxc3 Nh5 15. Bg5 Qe8 16. Qe4 Nb6 17. Bd3 g6 18. Bh6 Ng7 19. Qh4 Qd8 20. Bg5 Qc7 21. Kd2 Rfc8 22. Rac1 Nc4+ 23. Bxc4 Qxc4 24. Rc2 Nf5 25. Qe4 Rb6 26. Bf6 Ra6 27. Ra1 Ra3 28. Qd3 Qd5 29. f4 Nxd4 30. Qxd4 Raxc3 31. Qxd5 Rxc2+

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Black to play and win.

Live Chess, Chess.com
Analysis of pkengsoo (1687) vs. john2001plus (1839)

1 2 3 4 5 6 7 8 h g f e d c b a +1

(black to move) 1. e4 e6 2. d4 d5 3. Nc3 Nf6 4. Bg5 Be7 5. e5 Nfd7 6. Bxe7 Qxe7 7. Nf3 O-O 8. Bd3 c5 9. Nb5 Nc6 10. c3 cxd4 11. cxd4 a6 12. Nd6 Ndxe5 13. dxe5 Nxe5 14. Nxc8 Nxf3+ 15. Qxf3 Qb4+ 16. Ke2 Qxb2+ 17. Ke3 Qe5+ 18. Kd2 Qb2+ 19. Ke3 Raxc8 20. Rab1 Qxa2 21. Rxb7 Rc3 22. Rd1 e5 23. Qe2 d4+ 24. Kf3 Qe6 25. h4 h5 26. Kg3 e4 27. Qxh5 Rxd3+ 28. Rxd3 exd3 29. Rb2 Qe1 30. Rb3 d2 31. Rd3 f5 32. Rxd4 Qe5+ 33. Rf4 Rd8 34. Qd1 Rd3+ 35. f3 Qe1+

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What is the best continuation for Black?

ICC tourney 1402 (12 3), Internet Chess Club
Analysis of Zephyr (1494) vs. john2001plus (1744)

1 2 3 4 5 6 7 8 h g f e d c b a -8

(black to move) 1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nf6 5. Nc3 Bd6 6. Bg5 c6 7. Qd2 h6 8. Be3 O-O 9. O-O-O Re8 10. Bxh6 gxh6 11. Qxh6 Bf8 12. Qh4 Ne4 13. Qxd8 Bh6+ 14. Kb1 Nxc3+ 15. bxc3 Rxd8

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What is the best continuation for White?

ICC tourney 1402 (12 3), Internet Chess Club
Analysis of Zephyr (1494) vs. john2001plus (1744)

8 7 6 5 4 3 2 1 a b c d e f g h -1

(white to move) 1. e4 e6 2. d4 d5 3. exd5 exd5 4. Bd3 Nf6 5. Nc3 Bd6 6. Bg5 c6 7. Qd2 h6 8. Be3 O-O 9. O-O-O Re8 10. Bxh6 gxh6 11. Qxh6 Bf8 12. Qh4 Ne4 13. Qxd8 Rxd8 14. Nxe4 dxe4 15. Bxe4 Bh6+ 16. Kb1 Nd7 17. c3 Nf6 18. Bc2 Ng4 19. Rf1 Re8 20. Nf3 Re2 21. Bd3 Rxf2 22. Re1 Ne3 23. Ne5 f6 24. Nc4 Bf5 25. Bxf5 Nxf5 26. Rhf1 Rxf1 27. Rxf1 Ne3 28. Nxe3 Bxe3 29. Rxf6

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Pawn promotion:
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Black to play and win.

ICC tourney 1402 (12 3), Internet Chess Club
Analysis of Sherlocked (1854) vs. Oblique (1745)

1 2 3 4 5 6 7 8 h g f e d c b a +1

(black to move) 1. c4 Nf6 2. g3 c6 3. Bg2 g6 4. Nf3 Bg7 5. O-O d5 6. Qc2 e6 7. b3 O-O 8. Bb2 Nbd7 9. d4 b6 10. Nbd2 Ba6 11. e4 dxe4 12. Nxe4 Nxe4 13. Qxe4 Rc8 14. Rfd1 c5 15. Rac1 Qc7 16. Ne5 Nxe5 17. dxe5 Rcd8 18. f4 Rxd1+ 19. Rxd1 Rd8 20. Rd3 Rxd3 21. Qxd3 Bb7 22. Bxb7 Qxb7 23. Qd8+ Bf8 24. Qd3 Be7 25. Bc3 Kf8 26. Bd2 Ke8 27. h3 Qd7 28. Qxd7+ Kxd7 29. Kg2 Kc6 30. Kf3 a6 31. Ke4 b5 32. g4 Bd8 33. Bc3 a5 34. a4 b4 35. Bd2 h5 36. f5 exf5+ 37. gxf5 Be7 38. Bf4 g5 39. Bg3 f6 40. Bf2 fxe5 41. Kxe5 g4 42. hxg4 hxg4 43. Ke6 Bd6 44. f6 g3 45. Bg1 g2 46. Kf7 Be5 47. Ke7 Bd4 48. Bh2 Be5 49. Bxe5 g1=Q 50. f7 Qg5+ 51. Bf6 Qe3+ 52. Kd8 Qd3+ 53. Ke8 Qe4+ 54. Be7 Qg6 55. Bf8 Qe6+ 56. Be7 Qc8+ 57. Bd8 Qd7+ 58. Kf8 Qxd8+ 59. Kg7 Qg5+ 60. Kh8 Qf6+ 61. Kg8 Qg6+ 62. Kh8 Qf5 63. Kg8 Qg4+ 64. Kh8 Qf4 65. Kg8 Kd6 66. f8=Q+ Qxf8+ 67. Kxf8 Ke5 68. Ke7 Kd4 69. Kd6 Kc3 70. Kxc5 Kxb3 71. Kd4 Kxa4 72. c5 Kb5 73. Kd5 b3 74. c6 Kb6 75. Kd6 b2 76. c7 b1=Q 77. c8=Q Qd3+ 78. Ke7 Qe4+ 79. Kf8 Qf4+ 80. Kg8 Qg5+ 81. Kh8 Qf6+ 82. Kg8 Qc6 83. Qd8+ Kb5 84. Qb8+ Qb6 85. Qe5+ Kc4 86. Qe4+ Qd4 87. Qc2+ Kb4 88. Qb1+ Kc5 89. Kf8 a4 90. Qc2+ Qc4 91. Qf5+ Kb4 92. Qb1+ Qb3 93. Qe1+ Qc3 94. Qb1+ Kc4 95. Qf1+ Qd3 96. Qc1+ Kb3 97. Ke8 a3 98. Kf8 a2 99. Ke8 Qc3 100. Qd1+ Kb2 101. Qe2+ Qc2 102. Qb5+ Qb3 103. Qe2+ Ka3 104. Qe1 Qb5+ 105. Kd8 Qb6+ 106. Kc8 Qc5+ 107. Kd7 Qd4+ 108. Ke6 a1=Q 109. Qa5+ Kb3 110. Qb5+ Kc3 111. Qc6+ Qc4+ 112. Qxc4+ Kxc4 113. Kf5 Kd5 114. Kf4 Qc3 115. Kg5 Qe5+ 116. Kh6 Ke6 117. Kg6 Qg3+ 118. Kh7 Kf7 119. Kh6 Qh4#

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White to play for equality

ICC tourney 1402 (12 3), Internet Chess Club
Analysis of BotanicalKnight (1433) vs. john2001plus (1730)

8 7 6 5 4 3 2 1 a b c d e f g h 0

(white to move) 1. e4 e6 2. f4 d5 3. e5 c5 4. Nf3 Nc6 5. d3 Nge7 6. Nc3 Nf5 7. g3 h5 8. Bg2 h4 9. g4 h3 10. Bf1 Nfd4 11. g5 Nxf3+ 12. Qxf3 Nd4 13. Qf2 Bd7 14. Be3 Rc8 15. O-O-O Nxc2 16. Qxc2 d4 17. Qd2 Bc6 18. Rg1 dxe3 19. Qxe3 Qd4 20. Rg3 Qxe3+ 21. Rxe3 Bg2 22. Rg3 Bxf1 23. Rxf1 c4 24. Rff3 cxd3 25. Rxd3 Rh4 26. Rdf3 Rc4 27. Rxh3 Rcxf4 28. Rxf4 Rxf4 29. Rh8 a6 30. b3 Ke7 31. Na4 Rf5 32. Nb6 Rxe5 33. Rxf8 Rb5 34. Rg8 Rxb6 35. Rxg7

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Pawn promotion:
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White to play and win

Itsyourturn.com
Coffey, John (2001) vs. Jumper (1700)

8 7 6 5 4 3 2 1 a b c d e f g h +1

(white to move) 1. d4 d5 2. c4 e6 3. Nc3 Nf6 4. Nf3 Be7 5. Bg5 O-O 6. Rc1 c6 7. e3 h6 8. Bxf6 Bxf6 9. Bd3 Nd7 10. O-O e5 11. cxd5 exd4 12. Nxd4 cxd5 13. Nxd5 Bxd4 14. exd4 Nf6 15. Nc7 Rb8 16. Re1 a6 17. d5 Bg4 18. f3 Bh5 19. g4 Bg6 20. Bxg6 fxg6 21. Ne6 Qb6+ 22. Kg2 Rfe8 23. d6 Nd7 24. Qd4 Qxd4 25. Nxd4 Rxe1 26. Rxe1 Kf8 27. Re7 Nc5 28. b4 Nd3 29. Ne6+ Kg8 30. d7 Ne5 31. d8=Q+ Rxd8 32. Nxd8 Nc4 33. Ne6

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Pawn promotion:
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What is the best continuation for White?

ICC 30 0, Internet Chess Club
Analysis of fiddler (1786) vs. mcplayerus (1968)

8 7 6 5 4 3 2 1 a b c d e f g h 0

(white to move) 1. d4 d5 2. c4 e6 3. Nf3 Nf6 4. Nc3 c6 5. e3 Nbd7 6. Bd3 dxc4 7. Bxc4 c5 8. O-O a6 9. a4 Be7 10. dxc5 Bxc5 11. Qc2 O-O 12. Rd1 Qe7 13. Ne4 Nxe4 14. Qxe4 Nf6 15. Qe5 Bd7 16. Bd2 h6 17. Bc3 Bc6 18. Nd4 Bd6 19. Nxc6 bxc6 20. Rxd6

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Pawn promotion:
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	- Rook
	- Bishop
	- Knight

Black to play for a winning advantage.

ICC tourney 1394 (12 3), Internet Chess Club
Analysis of TheBlackVeil (1363) vs. john2001plus (1724)

1 2 3 4 5 6 7 8 h g f e d c b a +6

(black to move) 1. d4 Nf6 2. c4 e6 3. Nc3 Bb4 4. Qc2 d5 5. Bg5 O-O 6. e3 c5 7. Nf3 cxd4 8. exd4 h6 9. Bh4 Nc6 10. Bd3 dxc4 11. Bxc4 Nxd4 12. Nxd4 Qxd4 13. Bxf6 Qxc4 14. a3 Ba5 15. Be7 Re8 16. Bb4 Bxb4 17. axb4 Qxb4 18. O-O Bd7 19. Rfd1 Bc6 20. Ra3 Red8 21. Re1 Rd4 22. Rb3 Qd6 23. Ne2 Rd2 24. Qc1 Rd8 25. Nc3 Qf4 26. Ne2 Qg4 27. Ng3 Rd1 28. Qc3 Rxe1+ 29. Qxe1 Rd1 30. Re3 Rxe1+ 31. Rxe1 h5 32. h4 Qxh4

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Pawn promotion:
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	- Rook
	- Bishop
	- Knight

Black to play and win.

ICC tourney 1394 (12 3), Internet Chess Club
Analysis of weakfish (1372) vs. Sherlocked (1851)

1 2 3 4 5 6 7 8 h g f e d c b a -2

(black to move) 1. e4 e6 2. d4 d5 3. Nd2 Nf6 4. e5 Nfd7 5. f4 c5 6. c3 Nc6 7. Bb5 Qb6 8. Bxc6 bxc6 9. Ne2 Ba6 10. Nf3 cxd4 11. Nfxd4 Nc5 12. O-O Ne4 13. Re1 Be7 14. Qb3 Rc8 15. Be3 Nc5 16. Qc2 Qc7 17. Ng3 g6 18. Nge2 O-O 19. Qd2 Ne4 20. Qc2 c5 21. Nf3 Rb8 22. b3 Qa5 23. Bd2 Rfd8 24. c4 Nxd2 25. Nxd2 dxc4 26. Nxc4 Qc7 27. Ng3 Rd4 28. Ne2 Rd5 29. Nc3 Bxc4 30. bxc4 Rd4 31. Nb5 Qd7 32. Nxd4 cxd4 33. Red1 Bc5 34. Rd3 h5 35. Rb1 Rb6 36. Rxb6 axb6 37. h3 Kg7 38. a4 Qa7 39. Qb3 Qa5 40. Qb5 Qe1+ 41. Kh2 Qf1 42. Rf3 Qc1 43. Qb3 d3 44. h4 d2 45. Rd3 Bf2

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Pawn promotion:
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	- Rook
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	- Knight

Black to play and win.

ICC 30 0, Internet Chess Club
Analyis of fiddler (1723) vs. john2001plus (1880)

1 2 3 4 5 6 7 8 h g f e d c b a 0

(black to move) 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. Nc3 Bb4 5. Bd2 O-O 6. g3 Bb7 7. Bg2 d6 8. O-O Nbd7 9. Rc1 c5 10. a3 Bxc3 11. Bxc3 Ne4 12. b4 Nxc3 13. Rxc3 Qe7 14. dxc5 dxc5 15. b5 Rfd8 16. Rd3 a6 17. a4 axb5 18. axb5 e5 19. Nh4 e4 20. Rd6 Ne5 21. Rxd8+ Qxd8 22. Qc2 Qd4 23. Rc1 Ra1 24. Rxa1 Qxa1+ 25. Bf1 g6 26. e3 g5 27. f4 exf3 e.p. 28. Nf5 Ng4 29. Nh6+ Nxh6

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Pawn promotion:
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	- Rook
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	- Knight

Black to play and win.

ICC tourney 1361 (12 3), Internet Chess Club
Analysis of IAlwaysWin (1619) vs. john2001plus (1635)

1 2 3 4 5 6 7 8 h g f e d c b a +1

(black to move) 1. d4 Nf6 2. c4 e6 3. Nf3 b6 4. g3 Bb7 5. Bg2 Be7 6. O-O O-O 7. Nc3 d5 8. cxd5 Nxd5 9. Nxd5 Bxd5 10. Qc2 Nc6 11. Rd1 Bxf3 12. Bxf3 Nxd4 13. Rxd4 Qxd4 14. Be3 Qb4 15. Bxa8 Rxa8 16. Qxc7 Qxb2 17. Rd1 Qxe2 18. Rd2 Qe1+ 19. Kg2 Bc5 20. Rd7 Rf8 21. Bxc5 bxc5 22. Qxa7 Qe4+ 23. f3 Qc2+ 24. Kh3 Qf2 25. f4 h6 26. Rc7 Qf1+ 27. Kg4 Qg2 28. Rxc5 f5+ 29. Kh5 Qh3+ 30. Kg6 Rf6#

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Pawn promotion:
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	- Bishop
	- Knight